diff --git a/libcpu/arm/s3c24x0/trap.c b/libcpu/arm/s3c24x0/trap.c
index 0a99c54143..65f47af242 100644
--- a/libcpu/arm/s3c24x0/trap.c
+++ b/libcpu/arm/s3c24x0/trap.c
@@ -142,14 +142,14 @@ void rt_hw_trap_irq()
 
 	if (intstat == INTGLOBAL) return;
 
+	/* clear pending register */
+	ClearPending(1 << intstat);
+	
 	/* get interrupt service routine */
 	isr_func = isr_table[intstat];
 
 	/* turn to interrupt service routine */
 	isr_func(intstat);
-
-	/* clear pending register */
-	ClearPending(1 << intstat);
 }
 
 void rt_hw_trap_fiq()
diff --git a/src/module.c b/src/module.c
index bff12b53a8..2be9d5b9cb 100644
--- a/src/module.c
+++ b/src/module.c
@@ -36,7 +36,6 @@
 #define IS_AW(s)		((s.sh_flags & SHF_ALLOC) && (s.sh_flags & SHF_WRITE))
 
 struct rt_module* rt_current_module;
-extern const struct  rt_shell ishell;
 
 int rt_module_arm_relocate(struct rt_module* module, Elf32_Rel *rel, Elf32_Addr sym_val)
 {